| History of Cunningham Chain length 14 | |||
| Initial prime number | Digits | When | Discoverer |
|---|---|---|---|
| 1st kind | |||
| 14340319624001770765457042636973902777444526766562062468716553623575545716736 • 59# + 1 | 98 | 20 Nov 2018 | Primecoin |
| 347622072041723844162287184183914184860957936041436689230785415185462392681984 • 53# + 1 | 98 | 24 Sep 2018 | Primecoin |
| 191342609850856879957449499895670283640890480214837046901752486942672919132160 • 53# + 1 | 97 | 24 Jun 2018 | Primecoin |
| 55542261524672286885696 • 73# − 1 | 52 | 2016 | Andrey Balyakin |
| 375600639756044302521177112633712630358343679 | 45 | 1 Jan 2016 | Andrey Balyakin |
| 114575411943216666676166656 • 47# − 1 | 44 | 2016 | Andrey Balyakin |
| 375909280513363529110209241634364666485759 | 42 | 17 Dec 2015 | Andrey Balyakin |
| 54707581348351254546236409950857289303459 | 41 | 25 Apr 2014 | Jaroslaw Wroblewski |
| 9510321949318457733566099 | 25 | Jun 2014 | Andersen, Primo |
| 385931755250345784479 | 21 | 1997 | Tony Forbes, First known ! |
| 2nd kind | |||
| 5819411283298069803200936040662511327268486153212216998535044251830806354124236416 • 47# + 1 | 100 | 16 May 2014 | Primecoin | 3146591441955217642366698240919518681196313035455968063191643605670902480355328 • 53# + 1 | 99 | 10 Jun 2018 | Primecoin | 1585753053589282551631841398385658077743119695490328251925552789038464584491008 • 53# + 1 | 98 | 29 Sep 2018 | Primecoin | 5646537093048826761608166161694960328052287835485710281376689612129703794968064 • 47# + 1 | 97 | 2014 | Primecoin | 1718950880756700546283418129096691113663333137875024891612276461473759352224896 • 47# + 1 | 97 | 2014 | Primecoin |
| 54707581348351254546236409950857289303458 + 1 | 41 | 25 Apr 2014 | Jaroslaw Wroblewski |
| 335898524600734221050749906451371 | 33 | Aug 2008 | Andersen, Primo |
| 56640700269774264631759379287682 − 1 | 32 | 17 Jun 2008 | Jaroslaw Wroblewski |
| 2354904873485081880414653783011 | 31 | 14 Jun 2008 | Jaroslaw Wroblewski |
| 2337673907855670908145009878491 | 31 | 6 Jun 2008 | Andersen, Primo |
| 20299226100350079536373721 | 26 | May 2008 | Jaroslaw Wroblewski |